▎ 摘　　要

NOVELTY - Anti-sticking coating comprises 0.5-1 wt.% graphene, 20-25 wt.% high phosphorus carbon, 2-6 wt.% polyethylene glycol, 8-12 wt.% tween, 1-2 wt.% n-butanol, 0.5-1 wt.% formaldehyde and deionized water. USE - The coating is useful for high temperature sintering of hard alloy (claimed). ADVANTAGE - The coating has anti-sticking capacity (claimed). The method is simple and easy to operate. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is also included for preparing the anti-sticking coating comprising (i) weighing the raw materials, and (ii) introducing the raw materials into the wet grinding machine for wet milling, adding wet milling balls, starting wet milling, where the mass ratio of raw materials and wet milling balls is 4-6:1, wet milling for 36-50 hours, removing, mixing and brushing.